Home / 2,930.96-4,046.28-2,047.52

Finding the Fourth Proportional to 2,930.96, 4,046.28 and 2,047.52

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Solution

The fourth proportional to 2,930.96, 4,046.28 and 2,047.52 is: 2,826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.96 : 4,046.28 = 2,047.52 : x
  2. Step 2: Convert to fraction form
    2,930.96/4,046.28 = 2,047.52/x
  3. Step 3: Cross multiply
    2,930.96x = 4,046.28 × 2,047.52
  4. Step 4: Simplify right side
    2,930.96x = 8,284,839.23
  5. Step 5: Solve for x
    x = 8,284,839.23/2,930.96
  6. Step 6: Final answer
    x = 2,826.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.